List of ASME / ANSI piping standards which are useful for designing piping systems for different industries and scenarios
B16.1 (2005) - Gray Iron Pipe Flanges and Flanged Fittings: Classes 25, 125, and 250
This Standard covers Classes 25, 125, and 250 Gray Iron Pipe Flanges and Flanged Fittings. It includes: (a) pressure-temperature ratings; (b) sizes and method of designating openings of reducing fittings; (c) markings; (d) materials; (e) dimensions and tolerances; (f) bolting and gaskets; (g) pressure testing.
B16.3 (2006) - Malleable Iron Threaded Fittings: Classes 150 and 300
B16.4 (2006) - Gray Iron Threaded Fittings, Classes 125 and 250
This Standard for gray iron threaded fittings, Classes 125 and 250, covers (a) pressure-temperature ratings, (b) sizes and method of designating openings of reducing fittings, (c) marking, (d) material, (e) dimensions and tolerances, (f) threading, (g) coatings
B16.5 (2009) – Pipe flanges and flanged fittings (2009)
This standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, testing and methods of designating for pipe flanges and flanged fittings
B16.9 (2007) – Factory made wrought butt welding fittings
This standard covers overall dimensions, tolerances, ratings, testing and markings for wrought carbon and allow steel factory-made butt welding fittings of NPS ½ through 48. It covers fittings of any producible wall thickness.
B16.10 (2009) - Face to Face and End-to-End Dimensions of Valves
This covers face-to-face and end-to-end dimensions of straightway valves, and center-to-face and center-to-end dimensions of angle valves for assurance of installation interchangeability.
B16.11 (2009) - Forged Fittings, Socket-Welding and Threaded
This Standard covers ratings, dimensions, tolerances, marking, and material requirements for forged fittings, both socket-welding and threaded
B16.12 (2009) - Cast Iron Threaded Drainage Fittings
This Standard for cast iron threaded drainage fittings covers: (a) size and method of designating openings in reducing fittings (b) marking (c) materials (d) dimensions and tolerances (e) threading (f) ribs (g) coatings (h) face bevel. This standard covers fittings intended for use in gravity drainage systems subject only to the gravity head of waste liquids at temperatures from ambient to approximately 100 deg. C (212 deg. F). This standard includes metric dimensions as the primary units while U.S. Customary units are secondary and shown in parenthetical or separate forms.
B16.14 (2010) - Ferrous Pipe Plugs, Bushings, and Locknuts with Pipe Threads
This Standard for Ferrous Pipe Plugs, Bushings, and Locknuts with Pipe Threads covers: (a) pressure-temperature ratings: (b) size; (c) marking; (d) materials; (e) dimensions and tolerances; (f) threading; and (g) pattern taper
B16.15 (2006) - Cast Bronze Threaded Fittings: Classes 125 and 250
B16.18 (2001) - Cast Copper Alloy Solder Joint Pressure Fittings
This Standard, for cast copper alloy solder joint pressure fittings designed for use with copper water tube, covers: (a) Pressure-temperature ratings (b) Abbreviations for end connections (c) Sizes, and method of designating openings of reducing fittings (d) Marking (e) Material (f) Dimensions and tolerances
B16.20 (2007) - Metallic Gaskets for Pipe Flanges: Ring-Joint, Spiral-Wound, and Jacketed
This Standard covers materials, dimensions, tolerances, and markings for metal ring-joint gaskets, spiral-wound gaskets, and metal-jacketed gaskets. These gaskets are dimensionally suitable for use with flanges described in reference flange standards ASME B16.5, ASME B16.47, API Specification 6A, and ISO 10423. This Standard covers spiral-wound metal gaskets and metal-jacketed gaskets for use with raised-face and flat-face flanges
B16.21 (2005) - Nonmetallic Flat Gaskets for Pipe Flanges
This Standard covers types, sizes, materials, dimensions, tolerances, and markings for nonmetallic flat gaskets. These gaskets are dimensionally suitable for use with flanges described in the referenced flange standards.
B16.22 (2001) - Wrought Copper and Copper Alloy Solder Joint Pressure Fittings
B16.23 (2002) - Cast Copper Alloy Solder Joint Drainage Fittings
This Standard for cast copper alloy solder joint drainage fittings designed for use with drainage tube, covers. (a) Description (b) Pitch (slope) (c) Abbreviations for end connections (d) Sizes, and method for designating openings for reducing fittings (e) Marking (f) Material (g) Dimensions and tolerances
B16.24 (2006) - Cast Copper Alloy Pipe Flanges and Flanged Fittings: Classes 150, 300, 600, 900, 1500 and 2500
This Standard for cast copper alloy pipe flanges and flanged fittings covers: (a) pressure-temperature ratings; (b) sizes and methods of designating openings for reduced fittings; (c) marking; (d) materials; (e) dimensions; (f) bolting and gaskets; (g) tolerances; and (h) tests. This Standard covers pressure temperature ratings, materials, dimensions, tolerances, gaskets, and tests for Classes 150, 300, 600, 900, 1500, and 2500 Cast Copper Pipe Flanges and Flanged Fittings.
B16.25 (2007) - Buttwelding Ends
This Standard covers the preparation of buttwelding ends of piping components to be joined into a piping system by welding. It includes requirements for welding bevels, for external and internal shaping of heavy-wall components, and for preparation of internal ends (including dimensions and tolerances). Coverage includes preparation for joints with the following: no backing rings; split or noncontinuous backing rings; solid or continuous backing rings; consumable insert rings; gas tungsten arc welding (GTAW) of the root pass.
B16.26 (2006) - Cast Copper Alloy Fittings for Flared Copper Tubes
This Standard establishes specifications for cast copper alloy fittings and nuts used with flared seamless copper tube conforming to ASTM B 88 (water and general plumbing systems). Included are requirements for the following: (a) pressure rating; (b) size; (c) marking; (d) material; (e) dimensions; (f) threading; (g) hydrostatic testing. The standard shall apply to valves operated in a temperature environment between -20 F and 150 F. This standard sets forth the minimum capabilities, characteristics, and properties which a valve at the time of manufacture must possess, in order to be considered suitable for use in gas piping systems.
B16.28 (1994) - Wrought Steel Buttwelding Short Radius Elbows and Returns
This Standard covers ratings, overall dimensions, testing, tolerances, and markings for wrought carbon and alloy steel buttwelding short radius elbows and returns. The term wrought denotes fittings made of pipe, tubing, plate, or forgings.
B16.29 (2007) – Wrought Copper And Wrought Copper Alloy Solder Joint Drainage Fittings
This standard for wrought copper and wrought copper alloy solder joint drainage fittings, designed for use with copper drainage tube, covers: (a)Description, (b)Pitch(slope), (c)Abbreviations for End Connections, (d)Sizes,and Method of Designating Openings for Reducing Fittings, (e)Marking, (f)Material, (g)Dimensions and Tolerances.
B31.3 (2010) - Process Piping
Rules for piping typically found in petroleum refineries; chemical, pharmaceutical, textile, paper, semiconductor, and cryogenic plants; and related processing plants and terminals. This code prescribes requirements for materials and components, design, fabrication, assembly, erection, examination, inspection, and testing of piping. This Code applies to piping for all fluids including: (1) raw, intermediate, and finished chemicals; (2) petroleum products; (3) gas, steam, air and water; (4) fluidized solids; (5) refrigerants; and (6) cryogenic fluids. Also included is piping which interconnects pieces or stages within a packaged equipment assembly.
B16.33 (2002) - Manually Operated Metallic Gas Valves for Use in Gas Piping Systems up to 125 psig (Sizes 1/2 through 2)
B16.34 (2009) – Valves flanged, threaded and Welding end
This standard applies to new construction and covers pressure temperature ratings, dimensions, tolerances, materials, nondestructive examination requirements, testing, and marking for cast, forged and fabricated flanged, threaded and welding end.
B16.39 (2009) - Malleable Iron Threaded Pipe Unions: Classes 150, 250, and 300
This Standard covers threaded malleable iron unions, classes 150, 250, and 300.It also contains provisions for using steel for NPS 1/8 unions. This Standard includes requirements for (a) design (b) pressure-temperature ratings (c) size (d) marking (e) materials (f) joints and seats (g) threads (h) hydrostatic strength (i) tensile strength (j) air pressure test (k) sampling (l) coatings (m) dimensions.
B16.40 (2008) - Manually Operated Thermoplastic Gas Shutoffs and Valves in Gas Distribution Systems
This Standard covers manually operated thermo-plastic valves in nominal valve sizes 1/2 through 12. These valves are intended for use below ground in thermoplastic fuel gas distribution mains and service lines. The maximum operating pressure (MOP) at which such distribution piping systems may be operated is in accordance with the Code of Federal Regulation (CFR) Title 49, Part 192, Transportation of Natural and Other Gas by Pipeline; Minimum Safety Standards, for temperature ranges of -20°F to 140°F (-29°C to 60°C). This Standard sets qualification requirements for each basic valve design as a necessary condition for demonstrating conformance to this Standard. This Standard sets requirements for newly manu-factured valves for use in below ground piping systems for fuel gas [includes synthetic natural gas (SNG)], and liquefied petroleum (LP) gases (distributed as a vapor, with or without the admixture of air) or mixtures thereof.
B16.42 (1998) - Ductile Iron Pipe Flanges and Flanged Fittings, Classes 150 and 300
This Standard covers minimum requirements for Class 150 and 300 cast ductile iron pipe flanges and flanged fittings. The requirements covered are as follows: (a) pressure-temperature ratings (b) sizes and method of designating openings (c) marking (d) materials (e) dimensions and tolerances (f) bolts, nuts, and gaskets (g) tests Codes and Regulations. A flange or flanged fit- ting used under the jurisdiction of the ASME Boiler and Pressure Vessel Code, the ASME Code for pressure Piping, or governmental regulation is subject to any limitation of that code or regulation. This includes any maximum temperature limitation, any rule governing the use of a material at low temperature, or provisions for operation at a pressure exceeding the pressure- temperature ratings in this Standard.
B16.44 (2002) - Manually Operated Metallic Gas Valves for Use in Above Ground Piping Systems up to 5 psi
B16.45 (1998) - Cast Iron Fittings For Solvent Drainage Systems
This Standard for cast iron drainage fitting used on self-aerating, one-pipe Solvent drainage systems covers the following: (a) description (b) sizes and methods for designating openings for reducing fittings (c) marking (d) material (e) pitch (f) design (g) dimensions and tolerances (h) tests
B16.47 (2006) - Large Diameter Steel Flanges: NPS 26 Through NPS 60
This Standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, and testing for pipe flanges in sizes NPS 26 through NPS 60 and in ratings Classes 75, 150, 0300, 400, 600, and 900.
B16.48 (2010) - Line Blanks
This Standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, and testing for operating line blanks in sizes NPS 1/2 through NPS 24 for installation between ASME B16.5 flanges in the 150, 300, 600, 900, 1500, and 2500 pressure classes. The dimensions are suitable for blanks made of materials listed in Table 1 of ASME B16.5.
B16.49 (2007) - Factory-Made, Wrought Steel, Buttwelding Induction Bends for Transportation and Distribution Systems
This Standard covers design, material, manufacturing, testing, marking, and inspection requirements for factory-made pipeline bends of carbon steel materials having controlled chemistry and mechanical properties, produced by the induction bending process, with or without tangents. This standard covers induction bends for transportation and distribution piping applications (e.g., ASME B31.4, B31.8, and B31.11). Process and power piping have differing requirements and materials that may not be appropriate for the restrictions and examinations described herein, and therefore are not included in this Standard.
B1.1 (2003) - Unified Inch Screw Threads, UN and UNR Thread Form
B1.13M (2005) - 2005 Metric Screw Threads-M Profile
B1.20.1 (1983) - Pipe Threads, General Purpose (Inch)
Covers dimensions and gaging of pipe threads for general purpose applications.
B1.21M (1997) - Metric Screw Threads-MJ Profile
This Standard specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads. Several variations in thread form have been developed for unified threads; however, this Standard covers only UN and UNR thread forms.